tedfarley1 tedfarley1 23-04-2018 Mathematics contestada Mr. Smith's first test's data: 55, 42, 78, 99, 69, 83, 74, 83, 97. The third step in creating a Box-and-Whisker plot is to determine Q3 which is the median of the numbers to the right of the median, 78. What is the value of Q3?